Saliva sampler

Abstract

The utility model discloses a saliva sampler, which belongs to the field of animal saliva collection, and comprises a sampling piece, a collecting tube, a liquid containing tube and an isolating piece, the sampling piece is used for collecting saliva, a first containing cavity for placing the sampling piece is arranged in the collecting tube, the liquid containing tube comprises a soft liquid containing part, and the isolating piece is arranged in the liquid containing part. A second containing cavity used for containing sample preservation liquid is formed in the liquid containing part, the liquid containing part is detachably connected with the collecting pipe, the isolation piece comprises an isolation body and an easy-to-fold rod which are connected, the isolation body is connected to the open end of the second containing cavity in an isolated mode, and the easy-to-fold rod stretches into the second containing cavity. The liquid containing part is configured to be bent to push the easy-to-fold rod to tear the connecting part of the easy-to-fold rod and the isolation body when being subjected to external force so as to communicate the first containing cavity with the second containing cavity. According to the utility model, through an integrated sealed sample treatment mode, the pollution to human and environment in a pretreatment process before collection and inspection of a sample is reduced, so that the operation of an inspector is more simplified and normative.

Description

TECHNICAL FIELD

[0001] The utility model relates to animal saliva collection technical field, especially saliva sampler. BACKGROUND

[0002] Saliva contains various biomarkers such as protein, hormone, antibody, etc., and these components can reflect the nutrition, growth and psychological state of pigs, sheep and other animals. By collecting and analyzing saliva samples, breeders can understand the physiological functions of pigs, sheep and other animals such as immune response and excretion cycle, so as to adjust the feeding management strategy in time and ensure the health and production efficiency of pigs and sheep.

[0003] The existing oral sample sampler usually adopts a separate combination form of sampling tools such as sampling cotton rope, 50ml centrifuge tube and self-sealing bag. After sampling with the sampling cotton rope for each pig, the cotton rope is put into the self-sealing bag, and the corresponding volume of physiological saline is added into the self-sealing bag. The cotton rope in the self-sealing bag is kneaded by hand, and the sample is separated out. Then, the separated sample is added into the centrifuge tube for standby by using a pipette. The saliva collection device is relatively scattered, which increases the sampling difficulty of the staff. At the same time, the cross collection, poor effect and other factors affect the accuracy of experimental data, which is easy to cause pollution, and the operation is complicated and inconvenient for mass sampling. After the sample is separated out, a large amount of impurities is carried, which affects the sample extraction and PCR amplification. UTILITY MODEL CONTENT

[0004] The utility model aims at solving one of the technical problems existing in the prior art. Therefore, the utility model provides a saliva sampler, which solves the problem that the saliva collection device in the prior art is relatively scattered, which increases the sampling difficulty of the staff, and the cross collection, poor effect and other factors affect the accuracy of experimental data.

[0005] According to the saliva sampler provided by the utility model, the saliva sampler comprises:

[0006] The sampling piece is used for collecting saliva.

[0007] The collecting tube is provided with a first containing cavity with an open end for placing the sampling piece.

[0008] The liquid containing tube comprises a soft liquid containing part, the liquid containing part is provided with a second containing cavity with an open end for containing a sample preservation liquid, and the open end of the liquid containing part is detachably connected with the open end of the collecting tube.

[0009] The isolation piece comprises an isolation body and a breakable rod, the isolation body is connected to an open end of the second accommodating cavity, the breakable rod extends into the second accommodating cavity, and the liquid containing part is configured to be bent to push the breakable rod to tear a connecting part of the breakable rod and the isolation body to communicate the first accommodating cavity and the second accommodating cavity when subjected to an external force.

[0010] According to the saliva sampler, at least the following beneficial effects are achieved:

[0011] The sampling piece can collect saliva, the sampling piece is placed in the collecting tube, the liquid containing part is bent, the breakable rod is pushed by the inner wall of the second accommodating cavity, the breakable rod is torn at the connecting part with the isolation body, the first accommodating cavity is communicated with the second accommodating cavity, the sample preservation liquid in the second accommodating cavity can enter the first accommodating cavity, and the sample preservation liquid inactivates the saliva.

[0012] According to some embodiments of the utility model, the liquid containing tube is connected with the connecting base at one end close to the collecting tube, the inner wall of the connecting base is provided with internal threads, the open end of the collecting tube is provided with external threads, and the internal threads are connected with the external threads in a matched mode.

[0013] According to some embodiments of the utility model, the liquid containing tube further comprises a connecting part, the connecting part connects the liquid containing part and the connecting base and is located between the liquid containing part and the connecting base, the connecting part is provided with a communication hole, the communication hole communicates the second accommodating cavity, and the isolation body is installed in the communication hole.

[0014] According to some embodiments of the utility model, the connecting base and the liquid containing tube are integrally formed.

[0015] According to some embodiments of the utility model, the outer surface of the connecting base is provided with anti-skid protrusions.

[0016] According to some embodiments of the utility model, the collecting tube is provided with a limiting protrusion, the limiting protrusion is arranged close to the external threads, and the limiting protrusion abuts against one end of the connecting base away from the liquid containing tube.

[0017] According to some embodiments of the utility model, the connecting part and the liquid containing part are connected in a stepped mode, and the cross-sectional profile area of the communication hole is greater than the cross-sectional profile area of the second accommodating cavity.

[0018] According to some embodiments of the utility model, the cross section of the communication hole is circular, the cross section of the isolation protrusion is circular, and the cross section of the liquid containing part is circular.

[0019] According to some embodiments of the present application, a sealing protrusion is arranged on the isolation body, and the sealing protrusion abuts against the inner wall of the communication hole.

[0020] According to some embodiments of the present application, the axial direction of the foldable rod is parallel to the length direction of the liquid containing tube.

[0021] According to some embodiments of the present application, the foldable rod is connected to the eccentric position of the isolation body, and the foldable rod is arranged close to the inner wall of the second accommodating cavity.

[0022] According to some embodiments of the present application, the liquid collecting tube is provided with a liquid outlet nozzle at the end away from the liquid containing tube, the liquid outlet nozzle is provided with a liquid outlet channel communicating with the first accommodating cavity, and a sealing cap is detachably arranged on the liquid outlet nozzle.

[0023] According to some embodiments of the present application, a filter is arranged in the liquid outlet channel.

[0024] According to some embodiments of the present application, the liquid collecting tube and the liquid containing tube are both transparent.

[0025] Additional aspects and advantages of the present application will be given in part in the following description. BRIEF DESCRIPTION OF DRAWINGS

[0026] The present application will be further described below in combination with the drawings and embodiments, in which:

[0027] Figure 1 FIG. 1 is a structural schematic view of a saliva sampler according to an embodiment of the present application;

[0028] Figure 2 FIG. 2 is a sectional view of the saliva sampler according to an embodiment of the present application;

[0029] Figure 3 FIG. 3 is an exploded structural schematic view of the saliva sampler according to an embodiment of the present application;

[0030] Figure 4 FIG. 4 is a structural schematic view of a liquid containing tube and a connecting seat of the saliva sampler according to an embodiment of the present application;

[0031] Figure 5 FIG. 5 is a sectional view of the liquid containing tube and the connecting seat of the saliva sampler according to an embodiment of the present application.

[0032] Reference Signs List:

[0033] 100, sampling member;

[0034] 200, collecting pipe; 210, first accommodating cavity; 220, external thread; 221, limiting protrusion; 230, liquid outlet nozzle; 231, liquid outlet channel; 232, sealing cap; 233, filter element;

[0035] 300, liquid containing pipe; 310, liquid containing part; 311, second accommodating cavity; 320, connecting part; 321, communication hole;

[0036] 400, isolation element; 410, isolation body; 411, sealing protrusion; 420, easy-to-break rod;

[0037] 500, connecting seat; 510, internal thread; 520, anti-skid protrusion. DETAILED DESCRIPTION

[0038] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary only, and are used only for explaining the present application, and cannot be understood as a limitation of the present application.

[0039] In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0040] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0041] Please refer to Figure 1 , Figure 2 and Figure 3The utility model discloses a saliva sampler, including sampling piece 100, collection pipe 200, liquid containing pipe 300 and isolating piece 400. Sampling piece 100 is used for collecting the saliva of pig, sheep and the like animal, and sampling piece 100 preferably sampling cotton rope, when saliva sampling is carried out to pig, can let pig chew sampling piece 100, thereby collecting the saliva of pig. The first accommodating cavity 210 is provided in the collection pipe 200, and one end of the first accommodating cavity 210 is provided in an open manner. The first accommodating cavity 210 is used for placing the sampling piece 100. The liquid containing pipe 300 includes a soft liquid containing portion 310, which is convenient for artificial bending. The second accommodating cavity 311 is provided in the liquid containing portion 310, and one end of the second accommodating cavity 311 is provided in an open manner. The second accommodating cavity 311 is used for containing sample preservation liquid. The open end of the liquid containing portion 310 is detachably connected with the open end of the collection pipe 200. The isolating piece 400 includes an isolating body 410 and a breakable rod 420. The breakable rod 420 is connected with the isolating body 410. The isolating body 410 is connected with the open end of the second accommodating cavity 311 in a sealing manner. The breakable rod 420 extends into the second accommodating cavity 311. When the liquid containing portion 310 is subjected to external force, the inner wall of the second accommodating cavity 311 pushes the breakable rod 420 to bend. The connecting part of the breakable rod 420 and the isolating body 410 is torn. The first accommodating cavity 210 and the second accommodating cavity 311 are communicated. The sample preservation liquid can flow into the first accommodating cavity 210.

[0042] The sampling piece 100 can collect saliva. The sampling piece 100 is placed in the collection pipe 200. The liquid containing portion 310 is bent. The inner wall of the second accommodating cavity 311 pushes the breakable rod 420. The connecting part of the breakable rod 420 and the isolating body 410 is torn. The first accommodating cavity 210 and the second accommodating cavity 311 are communicated. The sample preservation liquid in the second accommodating cavity 311 can enter the first accommodating cavity 210. The sample preservation liquid inactivates the saliva. Through the integrated sealing sample processing mode, the pollution of the specimen to people and the environment during the pretreatment process before collection and inspection is reduced. The operation of the inspector is more simplified, standardized, safe, sanitary, and the detection result is more accurate and effective.

[0043] In some embodiments, referring to Figure 2 , Figure 3 and Figure 4 , the liquid containing pipe 300 is connected with the connecting seat 500 at one end close to the collection pipe 200. The inner wall of the connecting seat 500 is provided with an internal thread 510. The open end of the collection pipe 200 is provided with an external thread 220. The internal thread 510 and the external thread 220 are connected in a matched manner. The liquid containing pipe 300 is connected with the collection pipe 200 through the connecting seat 500. The connecting seat 500 is screw-connected with the collection pipe 200. The connecting seat 500 and the collection pipe 200 are convenient to disassemble and assemble and have good sealing performance.

[0044] The outer diameter of the connecting seat 500 can be set to be smaller than the inner diameter of the collecting tube 200, the outer thread 220 is arranged on the outer surface of the connecting seat 500, and the inner thread 510 is arranged on the inner wall of the collecting tube 200, so that the connecting seat 500 and the collecting tube 200 are connected in a threaded manner.

[0045] In some embodiments, referring to Figure 2 , Figure 3 and Figure 5 , the liquid containing tube 300 further comprises a connecting portion 320, the connecting portion 320 connects the liquid containing portion 310 and the connecting seat 500, and the connecting portion 320 is located between the liquid containing portion 310 and the connecting seat 500. The connecting portion 320 is provided with a communication hole 321, the communication hole 321 communicates with the second accommodating cavity 311, and the isolation body 410 is installed in the communication hole 321. The connecting portion 320 is arranged between the liquid containing portion 310 and the connecting seat 500, and the connecting portion 320 is used for installing the isolation body 410.

[0046] In some embodiments, referring to Figure 3 and Figure 4 , the connecting seat 500 is integrally formed with the liquid containing tube 300. The connecting seat 500 is integrally formed with the liquid containing tube 300, which is convenient to process, so that the whole has fewer parts and is not easy to lose.

[0047] In some embodiments, referring to Figure 3 and Figure 4 , the outer surface of the connecting seat 500 is provided with anti-skid protrusions 520. The anti-skid protrusions 520 are convenient for a hand to install the connecting seat 500 on the collecting tube 200.

[0048] In some embodiments, referring to Figure 2 and Figure 3 , the collecting tube 200 is provided with a limiting protrusion 221, the limiting protrusion 221 is arranged close to the outer thread 220, and the limiting protrusion 221 abuts against one end of the connecting seat 500 away from the liquid containing tube 300. The outer thread 220 on the collecting tube 200 is screwed into the inner thread 510 of the connecting seat 500 until one end of the connecting seat 500 abuts against the limiting protrusion 221, and the limiting protrusion 221 can improve the sealing performance of the connecting seat 500 and the collecting tube 200.

[0049] In some embodiments, referring to Figure 2 and Figure 5 , the connecting portion 320 is connected to the liquid containing portion 310 in a stepped manner, and the cross-sectional profile area of the communication hole 321 is greater than the cross-sectional profile area of the second accommodating cavity 311. The connecting portion 320 is connected to the liquid containing portion 310 in a stepped manner, which can limit the isolation body 410, ensure the positioning connection between the isolation body 410 and the connecting portion 320, and abut one end of the isolation body 410 to the connection between the connecting portion 320 and the liquid containing portion 310, which means that the isolation body 410 is installed in place and can also avoid the isolation body 410 extending into the second accommodating cavity 311.

[0050] In some embodiments, referring to Figure 2 , Figure 3 and Figure 4 , the cross section of the communication hole 321 is circular, the cross section of the isolation protrusion is circular, and the cross section of the liquid containing part 310 is circular. The cross section of the collection tube 200 is circular, and the overall structure is a regular figure, which is aesthetically pleasing.

[0051] In some embodiments, referring to Figure 2 and Figure 3 , the isolation body 410 is provided with a sealing protrusion 411, and the sealing protrusion 411 abuts against the inner wall of the communication hole 321. The sealing protrusion 411 is annularly arranged on the isolation body 410, which can improve the sealing performance of the connection between the isolation body 410 and the liquid containing tube 300, and avoid leakage of the sample preservation liquid in the second accommodating cavity 311.

[0052] In some embodiments, referring to Figure 2 and Figure 3 , the axial direction of the easy-to-break rod 420 is parallel to the length direction of the liquid containing tube 300. When the liquid containing part 310 is bent, the inner wall of the second accommodating cavity 311 pushes the easy-to-break rod 420 to bend, so that the easy-to-break rod 420 is torn at the connection with the isolation body 410, and the first accommodating cavity 210 is communicated with the second accommodating cavity 311.

[0053] In some embodiments, referring to Figure 2 and Figure 3 , the easy-to-break rod 420 is connected to the eccentric position of the isolation body 410, and the easy-to-break rod 420 is arranged close to the inner wall of the second accommodating cavity 311. The easy-to-break rod 420 is arranged close to the inner wall of the second accommodating cavity 311, so that the easy-to-break rod 420 is more easily broken, and when the liquid containing part 310 is bent, the inner wall of the second accommodating cavity 311 pushes the easy-to-break rod 420 to bend, so that the easy-to-break rod 420 is torn at the connection with the isolation body 410, and the first accommodating cavity 210 is communicated with the second accommodating cavity 311.

[0054] In some embodiments, referring to Figure 2 and Figure 3 , the collection tube 200 is provided with a liquid outlet nozzle 230 at the end away from the liquid containing tube 300, the liquid outlet nozzle 230 is provided with a liquid outlet channel 231 therein, the liquid outlet channel 231 communicates with the first accommodating cavity 210, and a sealing cap 232 is detachably sleeved on the liquid outlet nozzle 230. The sealing cap 232 is made of soft rubber material, and has good sealing effect. When detecting a sample, the sealing cap 232 is removed from the liquid outlet nozzle 230, so that the liquid outlet nozzle 230 is exposed, and the liquid in the collection tube 200 flows out along the liquid outlet channel 231, which is convenient for subsequent experimental operation.

[0055] In some embodiments, referring to Figure 2 andFigure 3 The filter 233 can be made of filter cotton. When detecting the sample, the sealing cap 232 is removed from the liquid outlet nozzle 230, the liquid outlet nozzle 230 is exposed, the liquid in the collection tube 200 flows out along the liquid outlet channel 231, and the filter 233 can filter out large-particle impurities, facilitating subsequent experimental operations.

[0056] In some embodiments, referring to Figure 1 and Figure 2 The collection tube 200 and the liquid containing tube 300 are both transparent. The collection tube 200 is transparent, facilitating observation of the liquid in the collection tube 200. The liquid containing tube 300 is transparent, facilitating observation of the sample storage liquid and the easy-to-fold rod 420.

[0057] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "exemplary embodiment", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the exemplary description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0058] Although the embodiments of the present application have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the present application, and the scope of the present application is defined by the claims and their equivalents.

Claims

1. A saliva sampler, characterized in that, include: Sampling device, used to collect saliva; A collection tube, wherein a first receiving cavity is provided inside the collection tube with one end open for placing the sampling element; A liquid-holding tube includes a flexible liquid-holding section, wherein a second accommodating cavity is provided in the liquid-holding section with one end open for holding a sample preservation solution, and the open end of the liquid-holding section is detachably connected to the open end of the collection tube. The isolation element includes an isolation body and a flexible rod connected to each other. The isolation body is isolated and connected to the open end of the second accommodating cavity. The flexible rod extends into the second accommodating cavity. The liquid-containing portion is configured to bend when subjected to external force to push the flexible rod to tear the connection between the flexible rod and the isolation body to connect the first accommodating cavity and the second accommodating cavity.

2. A saliva sampler according to claim 1, characterized in that, The liquid-holding tube is connected to a connector at one end near the collecting tube. The inner wall of the connector is provided with an internal thread, and the open end of the collecting tube is provided with an external thread. The internal thread and the external thread are adapted to be connected.

3. A saliva sampler according to claim 2, characterized in that, The liquid-containing tube further includes a connecting part, which connects the liquid-containing part and the connecting seat and is located between the liquid-containing part and the connecting seat. The connecting part is provided with a communicating hole, which communicates with the second accommodating cavity. The isolation body is installed in the communicating hole.

4. A saliva sampler according to claim 3, characterized in that, The connection between the connecting part and the liquid-holding part is stepped, and the cross-sectional profile area of ​​the connecting hole is larger than the cross-sectional profile area of ​​the second accommodating cavity.

5. A saliva sampler according to claim 3, characterized in that, The isolation body is provided with a sealing protrusion, which abuts against the inner wall of the connecting hole.

6. A saliva sampler according to claim 1, characterized in that, The axial direction of the flexible rod is parallel to the length direction of the liquid-holding tube.

7. A saliva sampler according to claim 6, characterized in that, The flexible rod is connected to the eccentric position of the isolation body, and the flexible rod is disposed close to the inner wall of the second accommodating cavity.

8. A saliva sampler according to claim 1, characterized in that, The end of the collection tube away from the liquid-holding tube is provided with a liquid outlet, and the liquid outlet is provided with a liquid outlet channel communicating with the first accommodating cavity. A sealing cap is detachably fitted on the liquid outlet.

9. A saliva sampler according to claim 8, characterized in that, A filter element is installed in the liquid outlet channel.

10. A saliva sampler according to claim 1, characterized in that, Both the collection tube and the liquid holding tube are transparent.

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